Synthesis and Characterization of the New Heterocycle 5-(4-Amino-1,2,4-triazol-3-on-5′-yl)-1<i>H</i>-tetrazole and Some Ionic Nitrogen-Rich Derivatives
作者:Niko Fischer、Katharina Hüll、Thomas M. Klapötke、Jörg Stierstorfer
DOI:10.1002/jhet.1877
日期:2014.1
A newheterocycle consisting of a tetrazole ring attached to an amino‐triazolone ring, namely 5‐(4‐amino‐1,2,4‐triazol‐3‐on‐5′‐yl)‐1H‐tetrazole (3) as well as its ammonium (2), hydroxylammonium (3), and sodium salt (4), is introduced. Its ammonium salt (2) is formed starting from tetrazole‐5‐carboxamide oxime (1), which is reacted with diaminourea (carbonyldihydrazide) in aqueous media. All compounds